Search a number
-
+
5312760081 = 312791384613
BaseRepresentation
bin1001111001010101…
…00100100100010001
3111201020220011201220
410330222210210101
541340031310311
62235102515253
7245440500306
oct47452444421
914636804656
105312760081
112286a07312
121043295b29
136688a6625
143858370ad
15211636206
hex13caa4911

5312760081 has 8 divisors (see below), whose sum is σ = 7089223680. Its totient is φ = 3539068272.

The previous prime is 5312760059. The next prime is 5312760143. The reversal of 5312760081 is 1800672135.

5312760081 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5312760081 - 26 = 5312760017 is a prime.

It is a super-2 number, since 2×53127600812 = 56450839356534253122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5312760781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 688470 + ... + 696143.

It is an arithmetic number, because the mean of its divisors is an integer number (886152960).

Almost surely, 25312760081 is an apocalyptic number.

It is an amenable number.

5312760081 is a deficient number, since it is larger than the sum of its proper divisors (1776463599).

5312760081 is a wasteful number, since it uses less digits than its factorization.

5312760081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385895.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 5312760081 is about 72888.6828046714. The cubic root of 5312760081 is about 1744.9114856731.

The spelling of 5312760081 in words is "five billion, three hundred twelve million, seven hundred sixty thousand, eighty-one".

Divisors: 1 3 1279 3837 1384613 4153839 1770920027 5312760081